/*
 * Copyright (c) 2020 - present, Inspur Genersoft Co., Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.inspur.edp.cef.generator.repository.adaptor.method;

import com.inspur.edp.caf.generator.baseInfo.ParameterInfo;
import com.inspur.edp.caf.generator.baseInfo.TypeInfo;
import com.inspur.edp.caf.generator.method.ClassMethodGenerator;
import com.inspur.edp.cef.api.repository.INestedDataReader;
import com.inspur.edp.cef.generator.repository.RepositoryGenUtil;
import com.inspur.edp.cef.repository.adaptor.PostgreAdaptor;
import org.eclipse.jdt.core.dom.*;

import java.util.ArrayList;

//protected abstract void initReaders();
public class NestedInitReaderGenerator extends ClassMethodGenerator {
	private java.util.ArrayList<INestedDataReader> dataReaders;

	public NestedInitReaderGenerator(java.util.ArrayList<INestedDataReader> dataReaders) {
		this.dataReaders = dataReaders;
	}

	@Override
	protected String getMethodName() {
		return "initReaders";
	}

	@Override
	protected TypeInfo getReturnType() {
		return new TypeInfo(void.class);
	}


	@Override
	protected ArrayList<Modifier.ModifierKeyword> getAccessModifiers() {
		return RepositoryGenUtil.createModifierKeywordArray(Modifier.ModifierKeyword.PUBLIC_KEYWORD);
	}

	@Override
	protected ArrayList<ParameterInfo> getParameterCollection() {
		return null;
	}

	@Override
	protected Block buildMethodBody() {
		java.util.ArrayList<Statement> statements = new java.util.ArrayList<Statement>();
		for (INestedDataReader reader : dataReaders) {
			Statement statement = getAddStatement(reader);
			statements.add(statement);
		}
		Block block = ast.newBlock();
		block.statements().addAll(statements);
		return block;
	}

	private Statement getAddStatement(INestedDataReader reader) {
		ArrayList arguments = new ArrayList();
		ClassInstanceCreation createInstance = ast.newClassInstanceCreation();
		createInstance.setType(ast.newSimpleType(ast.newName(reader.getClass().getTypeName())));
		arguments.add(createInstance);
		SuperMethodInvocation methodInvocation = ast.newSuperMethodInvocation();
		methodInvocation.setName(ast.newSimpleName("addDataReader"));
		methodInvocation.arguments().addAll(arguments);
		return ast.newExpressionStatement(methodInvocation);
	}
}
